Home / 336,840.48-464,777.65-191,637.78

Finding the Fourth Proportional to 336,840.48, 464,777.65 and 191,637.78

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Solution

The fourth proportional to 336,840.48, 464,777.65 and 191,637.78 is: 264,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,840.48 : 464,777.65 = 191,637.78 : x
  2. Step 2: Convert to fraction form
    336,840.48/464,777.65 = 191,637.78/x
  3. Step 3: Cross multiply
    336,840.48x = 464,777.65 × 191,637.78
  4. Step 4: Simplify right side
    336,840.48x = 89,068,957,039.62
  5. Step 5: Solve for x
    x = 89,068,957,039.62/336,840.48
  6. Step 6: Final answer
    x = 264,424.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.